Citation: Basso, R.; Palenzona, A.; Zefiro, L. (1987). Gamagarite: new occurrence and crystal structure refinement Locality: a manganese ore deposit at Molinello mine, Val Graveglia, Eastern Liguria, Italy. Neues Jahrbuch fur Mineralogie, Monatshefte, 1987, pp. 295-304.
Formula: As0.18 Ba1.8 Fe0.56 H Mn0.44 O9 Sr0.2 V1.82
List type: noninterleaving
List: 1D
Basis: (0;1;0)
Dimensionality: 1
Formula: As4 Fe2 H2 Mn2 O18 V4 (As2 Fe H Mn O9 V2)
Multiplicity: 1